Biology Study guides, Class notes & Summaries
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Popular textbooks 'Biology' · Show all (15) Hide
Campbell Biology, Books a la Carte Edition
Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Jane B. Reece, Peter V. Minorsky
112 documents
Cambridge International AS and A Level Biology Coursebook with CD-ROM
Mary Jones, Richard Fosbery
178 documents
Biology: How Life Works
James Morris, Daniel Hartl, Andrew Knoll, Robert Lue, Melissa Michael, Andrew Berry, Andrew Biewener, Brian Farrell, N. Michele Holbrook
38 documents
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AQA A Level BIOLOGY Paper 1,2, 3 June 2023 official question papers and mark schemes
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AQA AS BIOLOGY Paper 1,2, 3 June 2023 official question papers and mark schemes
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OCR A Level Biology Test 2024/2025
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OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test 2024/2025OCR A Level Biology Test...
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OCR A level Biology Exam 2024 With Questions And Correct Answers
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OCR A level Biology Exam 2024 With Questions And Correct AnswersOCR A level Biology Exam 2024 With Questions And Correct AnswersOCR A level Biology Exam 2024 With Questions And Correct AnswersOCR A level Biology Exam 2024 With Questions And Correct AnswersOCR A level Biology Exam 2024 With Questions And Correct AnswersOCR A level Biology Exam 2024 With Questions And Correct AnswersOCR A level Biology Exam 2024 With Questions And Correct AnswersOCR A level Biology Exam 2024 With Questions And Cor...
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OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024
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OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM 2024OCR A LEVEL BIOLOGY BIODIVERSITY EXAM ...
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A-Level Biology – OCR Exam 2024/2025 With Correct Answers
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A-Level Biology – OCR Exam 2024/2025 With Correct AnswersA-Level Biology – OCR Exam 2024/2025 With Correct AnswersA-Level Biology – OCR Exam 2024/2025 With Correct AnswersA-Level Biology – OCR Exam 2024/2025 With Correct AnswersA-Level Biology – OCR Exam 2024/2025 With Correct AnswersA-Level Biology – OCR Exam 2024/2025 With Correct AnswersA-Level Biology – OCR Exam 2024/2025 With Correct AnswersA-Level Biology – OCR Exam 2024/2025 With Correct AnswersA-Level Biology – OCR Exam...
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BIOLOGY PROCTORED EXAM PENN FOSTER ACTUAL EXAM/ LATEST UPDATE 2024 WITH 200 QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)|A+GRADE
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BIOLOGY PROCTORED EXAM PENN FOSTER ACTUAL EXAM/ LATEST UPDATE 2024 WITH 200 QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)|A+GRADE
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Biology A & B Revision Bundle
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This Bundle contains Revision Papers For Biology A & B with complete solutions for students' revision and Exam Preparations.
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OCR 2023 Biology B H422/03: Practical skills in biology A Level Question Paper & Mark Scheme (Merged)
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Apoptosis is the programmed cell death of damaged or unwanted cells. 
(a) Fig. 1.1 shows a transmission electron micrograph (TEM) of apoptosis of a leucocyte. 
Fig. 1.1 
A 
B 
C 
(i) Name the following structures and processes shown in Fig. 1.1: 
• the structure labelled A forming in the cell surface membrane 
• the process occurring to the organelle labelled B 
• the structure labelled C. 
Structure A ...........................................................................................
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OCR 2023 Biology B H422/02: Scientific literacy in biology A Level Question Paper & Mark Scheme (Merged)
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1 This question is based on the Advance Notice Article ‘Development of therapeutic antibodies 
for the treatment of disease’. 
(a) (i) State what is meant by the term antigen. 
........................................................................................................................................... 
. ..................................................................................................................................[1] 
(ii) Scientists can combine antibody fra...
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OCR 2023 Biology B H422/01: Fundamentals of biology A Level Question Paper & Mark Scheme (Merged)
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2 
OCR 2023 
Section A 
You should spend a maximum of 40 minutes on this section. 
Write your answer for each question in the box provided. 
1 The image shows an erythrocyte after being placed in a solution. 
Which option explains the appearance of the erythrocyte? 
A The solution was distilled water. 
B The water potential of the solution is equal to the water potential of the cytoplasm of the 
erythrocyte. 
C The water potential of the solution was less negative than the cytoplasm of the eryth...
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OCR 2023 Biology A H420/03: Unified biology A Level Question Paper & Mark Scheme (Merged)
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(a) A light micrograph of a section through the trachea of a cat is shown in Fig. 1.1. 
Fig. 1.1 
A 
B 
C 
(i) Name the tissues labelled A and B in Fig. 1.1. 
A ........................................................................................................................................ 
B ........................................................................................................................................ 
[2] 
(ii) Name the two types of cell in the box labelled C in...
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